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#ifndef _SVMDATA_H_
#define _SVMDATA_H_
#include <stdio.h>
#include <deque>
#include <iostream>
#include "util.h"
using namespace std;
#define VEL_NORM_TOL 1e-4
struct trajectory{
unsigned int dim;
unsigned int nPoints;
double **coords;
double **vel;
int *y;
trajectory(): dim(0), coords(0), vel(0), y(0), nPoints(0){}
trajectory(int dim, int nPoints) : dim(dim), nPoints(nPoints)
{
coords = new double*[nPoints];
vel = new double*[nPoints];
for(int i=0; i<nPoints; i++)
{
coords[i] = new double[dim];
vel[i] = new double[dim];
}
y = new int[nPoints];
}
~trajectory()
{
if(coords)
{
for(int i=0; i<nPoints; i++)
delete [] coords[i];
delete [] coords;
coords = 0;
}
if(vel)
{
for(int i=0; i<nPoints; i++)
delete [] vel[i];
delete [] vel;
vel = 0;
}
if(y)
{
delete [] y;
y=0;
}
}
trajectory(const trajectory& other)
{
nPoints = other.nPoints;
dim = other.dim;
if(other.coords)
{
coords = new double*[nPoints];
for(int i=0; i<nPoints; i++)
{
coords[i] = new double[dim];
memcpy(coords[i], other.coords[i], dim*sizeof(double));
}
}
if(other.vel)
{
vel = new double*[nPoints];
for(int i=0; i<nPoints; i++)
{
vel[i] = new double[dim];
memcpy(vel[i], other.vel[i], dim*sizeof(double));
}
}
if(other.y)
{
y = new int[nPoints];
memcpy(y, other.y, nPoints*sizeof(int));
}
}
trajectory& operator=(const trajectory& other)
{
if(&other == this) return *this;
if(coords)
{
for(int i=0; i<nPoints; i++)
delete [] coords[i];
delete [] coords;
coords = 0;
}
if(vel)
{
for(int i=0; i<nPoints; i++)
delete [] vel[i];
delete [] vel;
vel = 0;
}
if(y)
{
delete [] y;
y=0;
}
nPoints = other.nPoints;
dim = other.dim;
if(other.coords)
{
coords = new double*[nPoints];
for(int i=0; i<nPoints; i++)
{
coords[i] = new double[dim];
memcpy(coords[i], other.coords[i], dim*sizeof(double));
}
}
if(other.vel)
{
vel = new double*[nPoints];
for(int i=0; i<nPoints; i++)
{
vel[i] = new double[dim];
memcpy(vel[i], other.vel[i], dim*sizeof(double));
}
}
if(other.y)
{
y = new int[nPoints];
memcpy(y, other.y, nPoints*sizeof(int));
}
return *this;
}
};
struct target{
unsigned int dim;
deque<trajectory> traj;
double *targ;
target() : targ(0), dim(0){}
target(const target& other)
{
dim = other.dim;
traj = other.traj;
if(other.targ)
{
targ = new double[dim];
memcpy(targ, other.targ, dim*sizeof(double));
}
else targ = 0;
}
~target()
{
if(targ)
{
delete [] targ;
targ = 0;
}
}
target& operator=(const target& other)
{
if(&other == this) return *this;
if(targ)
{
delete [] targ;
targ = 0;
}
dim = other.dim;
if(other.targ)
{
targ = new double[dim];
memcpy(targ, other.targ, dim*sizeof(double));
}
traj = other.traj;
return *this;
}
int classPoints()
{
int sum =0;
for(unsigned int i=0; i<traj.size(); i++)
sum += traj[i].nPoints;
return sum;
}
};
class asvmdata
{
friend class asvm;
friend class ASVM_NLopt_Solver;
friend class ASVM_SMO_Solver;
public:
bool isOkay;
unsigned int dim;
unsigned int num_alpha;
unsigned int num_beta;
double lambda;
int *labels;
int totalpoints()
{
int tp=0;
for(unsigned int i=0;i<tar.size();i++)
tp += tar[i].classPoints();
return tp;
}
asvmdata(): isOkay(false), dim(0), num_alpha(0), num_beta(0), lambda(0), labels(0), matkgh(0), target_class(0), initial(0){}
asvmdata& operator=(const asvmdata& other);
asvmdata(const asvmdata& other);
~asvmdata();
void printToFile(const char* filename);
bool loadFromFile(const char* file);
void setParams(const char *kernel_type="rbf", double kernel_width=0.1, double initial_guess=0);
void preprocess(unsigned int tclass);
void addTarget(target &t) { tar.push_back(t);}
public:
double** matkgh;
deque<target> tar;
double initial;
char type[1024];
unsigned int target_class;
// unsigned int* alpha_indices;
// unsigned int* beta_indices;
private:
void updateModulationKernel();
};
#endif
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